Home / 28,770,986.33-43,183,763.58-17,808,013.95

Finding the Fourth Proportional to 28,770,986.33, 43,183,763.58 and 17,808,013.95

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Solution

The fourth proportional to 28,770,986.33, 43,183,763.58 and 17,808,013.95 is: 26,728,908.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770,986.33 : 43,183,763.58 = 17,808,013.95 : x
  2. Step 2: Convert to fraction form
    28,770,986.33/43,183,763.58 = 17,808,013.95/x
  3. Step 3: Cross multiply
    28,770,986.33x = 43,183,763.58 × 17,808,013.95
  4. Step 4: Simplify right side
    28,770,986.33x = 769,017,064,246,141.88
  5. Step 5: Solve for x
    x = 769,017,064,246,141.88/28,770,986.33
  6. Step 6: Final answer
    x = 26,728,908.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.